Condensed Balance Sheets (Parenthetical) - USD ($)	Mar. 31, 2015	Dec. 31, 2014
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized	15,000,000	15,000,000
Common stock, shares issued	2,874,330	2,874,330
Common stock, shares outstanding	2,874,330	2,874,330
Series A redeemable convertible preferred stock
Redeemable convertible preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Redeemable convertible preferred stock, shares authorized	3,017,488	3,017,488
Redeemable convertible preferred stock, shares issued	3,015,902	3,015,902
Redeemable convertible preferred stock, shares outstanding	3,015,902	3,015,902
Redeemable convertible preferred stock, liquidation preference (in dollars)	$ 6,777,338	$ 6,777,338